Construction
| Thu 29 Jan 2026
Beijing, Jan. 30 -- Shanxi Sanjian Group has submitted a patent application for Prestressed Beam and Construction Method Thereof. Hao Yongping, Li Yifei, Feng Maolin, Yang Pengfei, Zhao Aijun, Su Tong, Li Dongdong, Guo Xinyuan, Song Wangbo, Zhang Tongying, Jia Xujin, Tsuneyasu, Chen Liang, Guo Jia, Wang Tao and Chai Lifeng devel..